/// <summary>
/// Example of saving the same Word docx to PDF and to PNG without uploading the same Word file two times.
/// https://www.convertapi.com/docx-to-pdf
/// https://www.convertapi.com/docx-to-png
/// </summary>
static async Task Main(string[] args)
{
//Get your secret at https://www.convertapi.com/a
var convertApi = new ConvertApi("your api secret");
const string sourceFile = @"..\..\..\TestFiles\test.docx";
var fileParam = new ConvertApiFileParam(sourceFile);
var convertToPdf = await convertApi.ConvertAsync("docx", "pdf", fileParam);
var outputFileName = convertToPdf.Files[0];
var fileInfo = await outputFileName.SaveFileAsync(Path.Combine(Path.GetTempPath(), outputFileName.FileName));
Console.WriteLine("The PDF saved to " + fileInfo);
var convertToPng = await convertApi.ConvertAsync("docx", "png", fileParam);
foreach (var processedFile in convertToPng.Files)
{
fileInfo = await processedFile.SaveFileAsync(Path.Combine(Path.GetTempPath(), processedFile.FileName));
Console.WriteLine("The PNG saved to " + fileInfo);
}
Console.ReadLine();
}
private static List <ConvertApiFileParam> FilesToParams(List <FileInfo> readyFiles)
{
return(readyFiles.OrderBy(f => f.Length).Select(f =>
{
_concSem.Wait();
var fp = new ConvertApiFileParam(f);
// Delete uploaded file from local file system
fp.GetValueAsync().ContinueWith(fm =>
{
_concSem.Release();
try
{
var dir = f.Directory;
f.Delete();
if (!dir.GetFileSystemInfos().Any())
{
dir.Delete();
}
}
catch (Exception e)
{
Console.Error.WriteLine(e.Message);
}
});
return fp;
}).ToList());
}
/// <summary>
/// The example shows how to merge Word and Powerpoint documents to one PDF by converting them to PDFs and then merging.
/// https://www.convertapi.com/docx-to-pdf
/// https://www.convertapi.com/pdf-to-merge
/// </summary>
static async Task Main(string[] args)
{
try
{
Console.WriteLine("The example shows how to merge Word and Powerpoint documents to one PDF by converting them to PDFs and then merging. Please wait...");
var sw = new Stopwatch();
sw.Start();
//Get your secret at https://www.convertapi.com/a
var convertApi = new ConvertApi("your api secret");
var destinationFileName = Path.Combine(Path.GetTempPath(), $"test-merged-{Guid.NewGuid()}.pdf");
var convertApiFileParam = new ConvertApiFileParam(@"..\..\..\..\TestFiles\test.docx");
var doc1 = convertApi.ConvertAsync("docx", "pdf", convertApiFileParam);
Console.WriteLine("Word sent for conversion...");
var doc2 = convertApi.ConvertAsync("pptx", "pdf", new ConvertApiFileParam(@"..\..\..\..\TestFiles\test.pptx"));
Console.WriteLine("PowerPoint sent for conversion...");
var mergeTask = await convertApi.ConvertAsync("pdf", "merge",
new ConvertApiFileParam(await doc1),
new ConvertApiFileParam(await doc2));
var saveFiles = await mergeTask.Files.First().SaveFileAsync(destinationFileName);
Console.WriteLine("The PDF saved to " + saveFiles);
sw.Stop();
Console.WriteLine("Elapsed " + sw.Elapsed);
}
//Catch exceptions from asynchronous methods
catch (ConvertApiException e)
{
Console.WriteLine("Status Code: " + e.StatusCode);
Console.WriteLine("Response: " + e.Response);
}
Console.ReadLine();
}
private static Task Convert(List <ConvertApiFileParam> fileParams, ConvConfig cfg, List <BlockingCollection <ConvertApiFileParam> > outQueues)
{
var fileNamesStr = string.Join(", ", fileParams.Select(f => f.GetValueAsync().Result.FileName).ToList());
// Console.WriteLine($"Converting: {fileNamesStr} -> {cfg.DestinationFormat}");
var orderedFileParams = fileParams.OrderBy(fp => fp.GetValueAsync().Result.FileName).ToList();
var srcFormat = orderedFileParams.First().GetValueAsync().Result.FileExt;
var convertParams = orderedFileParams.Cast <ConvertApiBaseParam>().Concat(cfg.Params).ToList();
Cde?.AddCount();
_concSem.Wait();
return(_convertApi.ConvertAsync(srcFormat, cfg.DestinationFormat, convertParams)
.ContinueWith(tr =>
{
_concSem.Release();
if (tr.IsCompletedSuccessfully)
{
try
{
tr.Result.Files.ToList().ForEach(resFile =>
{
if (outQueues.Any())
{
var fp = new ConvertApiFileParam(resFile.Url);
outQueues.ForEach(action: q => q.Add(fp));
Cde?.Signal();
}
if (!outQueues.Any() || cfg.SaveIntermediate)
{
resFile.SaveFileAsync(Path.Join(cfg.Directory.FullName, resFile.FileName))
.ContinueWith(tfi =>
{
Console.WriteLine(tfi.Result.FullName);
Cde?.Signal();
if (Cde?.CurrentCount == 1)
{
Cde?.Signal(); // Removing initial count to unblock wait
}
});
}
});
}
catch (ConvertApiException e)
{
Console.Error.WriteLine($"Unable to convert: {fileNamesStr} -> {cfg.DestinationFormat}\n{e.Message}\n{e.Response}");
}
catch (Exception e)
{
Console.Error.WriteLine($"Unable to convert: {fileNamesStr} -> {cfg.DestinationFormat}\n{e.Message}");
}
}
else
{
Console.Error.WriteLine($"Unable to convert: {fileNamesStr} -> {cfg.DestinationFormat}\n{tr.Exception?.Flatten().Message}");
Cde?.Signal();
if (Cde?.CurrentCount == 1)
{
Cde?.Signal(); // Removing initial count to unblock wait
}
}
}));
}
